stkn/node-pcsclite
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If the SCardSvr service is disabled on startup, set it's start type to automatic

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This commit is contained in:
Vojtěch Štěpančík
2017-02-19 14:46:39 +01:00
parent 0653bdb376
commit 9f871e9096
1 changed files with 42 additions and 4 deletions
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46
src/pcsclite.cpp
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@@ -28,10 +28,48 @@ PCSCLite::PCSCLite(): m_card_context(0),
assert(uv_mutex_init(&m_mutex) == 0);
assert(uv_cond_init(&m_cond) == 0);
LONG result = SCardEstablishContext(SCARD_SCOPE_SYSTEM,
NULL,
NULL,
&m_card_context);
#ifdef _WIN32
HKEY hKey;
DWORD startStatus, datacb = sizeof(DWORD);
LONG _res;
_res = RegOpenKeyEx(HKEY_LOCAL_MACHINE, "System\\CurrentControlSet\\Services\\SCardSvr", 0, KEY_READ, &hKey);
if (_res != ERROR_SUCCESS) {
printf("Reg Open Key exited with %d\n", _res);
goto postServiceCheck;
}
_res = RegQueryValueEx(hKey, "Start", NULL, NULL, (LPBYTE)&startStatus, &datacb);
if (_res != ERROR_SUCCESS) {
printf("Reg Query Value exited with %d\n", _res);
goto postServiceCheck;
}
if (startStatus != 2) {
SHELLEXECUTEINFO seInfo = {0};
seInfo.cbSize = sizeof(SHELLEXECUTEINFO);
seInfo.fMask = SEE_MASK_NOCLOSEPROCESS;
seInfo.hwnd = NULL;
seInfo.lpVerb = "runas";
seInfo.lpFile = "sc.exe";
seInfo.lpParameters = "config SCardSvr start=auto";
seInfo.lpDirectory = NULL;
seInfo.nShow = SW_SHOWNORMAL;
seInfo.hInstApp = NULL;
if (!ShellExecuteEx(&seInfo)) {
printf("Shell Execute failed with %d\n", GetLastError());
goto postServiceCheck;
}
WaitForSingleObject(seInfo.hProcess, INFINITE);
CloseHandle(seInfo.hProcess);
}
#endif // _WIN32
postServiceCheck:
LONG result;
do {
result = SCardEstablishContext(SCARD_SCOPE_SYSTEM,
NULL,
NULL,
&m_card_context);
} while(result == SCARD_E_NO_SERVICE || result == SCARD_E_SERVICE_STOPPED);
if (result != SCARD_S_SUCCESS) {
Nan::ThrowError(error_msg("SCardEstablishContext", result).c_str());
} else {